US2022032892A1PendingUtilityA1

Air brake system

35
Assignee: INT TRUCK IP CO LLCPriority: Jul 31, 2020Filed: Jul 31, 2020Published: Feb 3, 2022
Est. expiryJul 31, 2040(~14 yrs left)· nominal 20-yr term from priority
Inventors:Bernhardt R. Labastide, Jr.
B60T 13/683B60T 15/043B60T 15/027B60T 13/662B60T 13/36B60T 2270/402
35
PatentIndex Score
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References
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Claims

Abstract

This disclosure relates to an air brake system for a vehicle having a front set of wheels having a front air brake and a rear set of wheels having a rear air brake. The air brake system comprises a front air brake cylinder included in the front air brake, and a rear air brake cylinder included in the rear air brake. A foot valve having a first side and a second side is included. A primary air tank is pneumatically connected with the second side of the foot valve, and a secondary air tank is pneumatically connected with the first side of the foot valve. A rear relay valve is pneumatically connected with second side of the foot valve and is pneumatically connected with the rear brake cylinder. A front relay valve is pneumatically connected with the first side of the foot valve and pneumatically connected with the front brake cylinder.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
         1 . An improvement to an air brake system for a vehicle having a front set of wheels having a front air brake and a rear set of wheels having a rear air brake, a front air brake cylinder included in the front air brake; a rear air brake cylinder included in the rear air brake; a foot valve having a first side and a second side, a primary air tank pneumatically connected with the second side of the foot valve, a secondary air tank pneumatically connected with the first side of the foot valve, the improvement comprising:
 a rear relay valve pneumatically connected with second side of the foot valve and pneumatically connected with the rear brake cylinder; and   a front relay valve pneumatically connected with the first side of the foot valve and pneumatically connected with the front brake cylinder.   
     
     
         2 . An air brake system for a vehicle having a front set of wheels having a front air brake and a rear set of wheels having a rear air brake, the air brake system comprising:
 a front air brake cylinder included in the front air brake;   a rear air brake cylinder included in the rear air brake;   a foot valve having a first side and a second side;   a primary air tank pneumatically connected with the second side of the foot valve;   a secondary air tank pneumatically connected with the first side of the foot valve;   a rear relay valve pneumatically connected with second side of the foot valve and pneumatically connected with the rear brake cylinder; and   a front relay valve pneumatically connected with the first side of the foot valve and pneumatically connected with the front brake cylinder.

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